Improper privilege management in Arista Extensible Operating System (EOS) - CVE-2023-24509
Published: May 17, 2025
Vulnerability identifier: #VU109364
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-24509
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Arista Networks
Affected software:
Arista Extensible Operating System (EOS)
Arista Extensible Operating System (EOS)
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to improper privilege management. On affected modular platforms running Arista EOS equipped with both redundant supervisor modules and having the redundancy protocol configured with RPR or SSO, an existing unprivileged user can login to the standby supervisor as a root user, leading to a privilege escalation.
How to mitigate CVE-2023-24509
Install updates from vendor's website.